than originally planned. it's not expected to reach the california science museum until about an hour from now. thousands lined the route to watch the long, slow crawl. organizers say dispoit going about 2 miles per hour, the shuttle did make good time, but workers pulling the endeavour say it took a while to get to this point. >> we had to actually go through a bunch of rigorous tests to make sure that we were able to pull this weight. we had three months of testing to say, yes, we could do this. so we actually pulled more than what the endeavour in the program weighs. it's 292,000 pounds and we were over 300,000 pounds that we pulled. >> must be a proud moment for you as well. >> oh, absolutely. >> nervous? >> nervous, and i'll be a lot better once we're on the other side of manchester, for sure. >> total cost of endeavour's final journey, $10 million. >>> just ahead on fox morning news, the killing of the u.s. ambassador to libya is back in the headlines, after the vice president claimed the white house never got requests for more security. a full report, coming up after the break.